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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 6:56 pm CST Jan 13, 2026 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

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Tonight Wednesday Thursday Friday Saturday Sunday M.L.King Day Tuesday
Mostly Cloudy on Tonight 20% chance of snow on Wednesday Increasing Clouds on Thursday Mostly Cloudy on Friday Mostly Cloudy on Saturday Partly Sunny on Sunday Partly Sunny on M.L.King Day Mostly Sunny on Tuesday
Low: 28°F High: 24 °F High: 30°F High: 38°F High: 17°F High: 22°F High: 23°F High: 22°F
Low: 15°F Low: 32 °F Low: 13°F Low: 5°F Low: 9°F Low: 5°F  
Mostly Cloudy Snow Increasing Clouds Mostly Cloudy Mostly Cloudy Partly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
GALESBURG - (KGBG)
43°
Feels like 35°F
Clear
as of 6:35 PM CST
Rel. Humidity: 86%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.70 in.
Flight Rule: VFR
Wind Data
14 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
PEORIA - (KPIA)
46°
Feels like 41°F
Clear
as of 5:54 PM CST
Rel. Humidity: 65%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.68 in.
Flight Rule: VFR
Wind Data
12 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
46°
Feels like 40°F
Clear
as of 6:35 PM CST
Rel. Humidity: 70%
Dew Point: 37°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: VFR
Wind Data
15 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
45°
Feels like 39°F
Clear
as of 6:35 PM CST
Rel. Humidity: 65%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.66 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 16 MPH
260° West
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 28. West wind 10 to 17 mph, with gusts as high as 31 mph.

20% chance of snow Wednesday Wednesday... A chance of flurries before 7am. Mostly sunny, with a temperature falling to around 24 by 5pm. Blustery, with a north northwest wind 16 to 21 mph, with gusts as high as 36 mph.

Clear on Wednesday Night Wednesday Night... Clear, with a low around 15. North northwest wind 7 to 15 mph, with gusts as high as 24 mph.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 30. North northwest wind 6 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

70% chance of snow Thursday Night Thursday Night... Snow likely, mainly before midnight. Mostly cloudy, with a temperature rising to around 32 by 5am. South wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 38. West wind 14 to 18 mph, with gusts as high as 29 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 13. West northwest wind around 15 mph, with gusts as high as 26 mph.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 17.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 5.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 22.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 9.

Partly Sunny on M.L.King Day M.L.King Day... Partly sunny, with a high near 23.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 5.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 22.

Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:23 AM
Sunset: 4:55 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:25 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 6:32 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.